diff options
| author | Sunil V L <sunilvl@ventanamicro.com> | 2022-05-27 10:47:39 +0530 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-07-19 16:38:58 -0700 |
| commit | 869d40bdfca05e67ac6979535c485ab2c8fccc63 (patch) | |
| tree | d80f268f0aebd08008d974861f63965e11cbfe75 /arch/riscv/kernel/cpu_ops_sbi.c | |
| parent | f2906aa863381afb0015a9eb7fefad885d4e5a56 (diff) | |
riscv: cpu_ops_sbi: Add 64bit hartid support on RV64
The hartid can be a 64bit value on RV64 platforms.
Modify the hartid variable type to unsigned long so that it can
hold 64bit value on RV64 platforms.
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20220527051743.2829940-2-sunilvl@ventanamicro.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/kernel/cpu_ops_sbi.c')
| -rw-r--r-- | arch/riscv/kernel/cpu_ops_sbi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/kernel/cpu_ops_sbi.c b/arch/riscv/kernel/cpu_ops_sbi.c index 4f5a6f84e2a4..efa0f0816634 100644 --- a/arch/riscv/kernel/cpu_ops_sbi.c +++ b/arch/riscv/kernel/cpu_ops_sbi.c @@ -65,7 +65,7 @@ static int sbi_hsm_hart_get_status(unsigned long hartid) static int sbi_cpu_start(unsigned int cpuid, struct task_struct *tidle) { unsigned long boot_addr = __pa_symbol(secondary_start_sbi); - int hartid = cpuid_to_hartid_map(cpuid); + unsigned long hartid = cpuid_to_hartid_map(cpuid); unsigned long hsm_data; struct sbi_hart_boot_data *bdata = &per_cpu(boot_data, cpuid); @@ -107,7 +107,7 @@ static void sbi_cpu_stop(void) static int sbi_cpu_is_stopped(unsigned int cpuid) { int rc; - int hartid = cpuid_to_hartid_map(cpuid); + unsigned long hartid = cpuid_to_hartid_map(cpuid); rc = sbi_hsm_hart_get_status(hartid); |